National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Fair

47°F

8°C

Humidity 82%
Wind Speed S 6 mph
Barometer 29.96 in
Dewpoint 42°F (6°C)
Visibility 7.00 mi
Wind Chill44°F (7°C)
Last update 21 Mar 2:10 am CDT
Extended Forecast for

2 Miles N Ottawa IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. East wind around 5 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of rain, mainly between 1pm and 4pm. Mostly cloudy, with a high near 52. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A 10 percent chance of rain before 7pm. Partly cloudy, with a low around 30. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. East wind around 5 mph.
Saturday
Sunny, with a high near 81. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 50. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of rain, mainly between 1pm and 4pm. Mostly cloudy, with a high near 52. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 10 percent chance of rain before 7pm. Partly cloudy, with a low around 30. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 48.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
A chance of showers. Partly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Ottawa IL
 41.38°N 88.85°W
Last Update:
1:11 am CDT Mar 21, 2026
Forecast Valid:
2am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation